説明
Force is only useful when it is predictable. A spring that returns at the wrong rate is not a component; it is a failure waiting to be discovered at the worst moment. The Force Standard exists for engineers who cannot afford surprises.
Each spring is wound from 4.0mm spring steel and heat-treated for a consistent return rate across its working range. With outer diameters from 25mm to 60mm and lengths from 20mm to 100mm, the set covers the geometry most repair benches actually need, whether the job is a jig, a die, a valve or a suspension prototype.
The steel is chosen for fatigue resistance, the real currency of springs. Compression cycles in the hundreds of thousands do not soften its temper, and the consistent coil pitch means the force curve stays honest from first cycle to last.
Spring steel earns its name through metallurgy rather than marketing. The 4.0mm wire is drawn, wound and tempered so that the coils return to their exact free length after compression, cycle after cycle. That repeatability is what turns a spring from a part into a specification.
Quality control is where cheap springs fail and this set does not. Coil pitch is measured for consistency, ends are closed and ground to seat flat against their mounts, and the pair is matched so a replacement behaves identically to the original. In a production line, that match is worth more than the price of the part.
Procurement teams appreciate the same qualities in bulk. A single SKU that covers a range of diameters and lengths simplifies inventory, the matched pair reduces the need for emergency orders, and the consistent temper means fewer field failures. It is the kind of part that disappears into the machine and is never thought about again, which is exactly the point.
This is not a bag of springs. It is a library of predictable forces.
Key Features
- 4.0mm spring steel wire for high load capacity and durability
- Heat-treated construction maintains consistent return force over thousands of cycles
- Covers OD 25mm to 60mm and lengths 20mm to 100mm in one set
- 2-pack provides matched spares for critical applications
- Suitable for jigs, dies, valves, actuators, prototypes and repairs
- Consistent coil pitch for a linear, predictable force curve
- Customizable lengths and diameters for specialty projects
- Matched pairs guarantee identical replacement behavior
Technical Specifications
- Wire Diameter: 4.0 mm
- Outer Diameter: 25 mm - 60 mm
- Length Range: 20 mm - 100 mm
- Material: High-carbon spring steel, heat-treated
- Type: Return / compression spring
- Quantity: 2 pieces per set
- End Type: Closed and ground
- Applications: Machinery, jigs, valves, automotive, prototyping
- Surface: Phosphated / anti-rust finish
- Customization: Length and diameter can be customized
Where It Earns Its Place
The Force Standard belongs in machine shops, tool rooms, automotive workshops and prototype benches, wherever a return spring failure means a stopped line. Maintenance engineers keep a set in the drawer precisely because the right spring is never the one in the machine when it breaks, and matched pairs mean the replacement is identical to the original.
Frequently Asked Questions
Q: What is the wire thickness of these springs?
The springs are wound from 4.0mm spring steel wire, which gives them a high load capacity for industrial and automotive return applications.
Q: Can I cut the springs to a custom length?
Yes. The springs can be trimmed to shorter lengths for specific applications, and custom lengths and diameters can be ordered for production runs.
Q: What are these springs commonly used for?
They are used in return mechanisms, jigs and fixtures, valves, actuators, suspension prototypes and general machinery repair where a predictable compression force is required.
Q: Do the springs resist rust?
The surface carries an anti-rust treatment suitable for indoor industrial environments. For outdoor or corrosive environments we recommend additional protection.
Q: How many springs are included?
Each set contains two matched springs, giving you a working unit plus a spare with identical characteristics.
Q: How do I choose the right spring for my application?
Match the outer diameter to your housing or guide, then select a length that provides the free travel your mechanism needs. When in doubt, start with the longer spring and trim, since compression rate scales with active coil count.
Q: Are these springs suitable for high-cycle machinery?
Yes. The heat-treated spring steel is designed for repeated compression cycles, and the anti-rust finish protects the surface in indoor industrial environments.
Q: Do you offer bulk pricing for production runs?
Yes. For production quantities or custom spring specifications, contact EastSupplier with your required dimensions and volumes for a tailored quote.
EastSupplier Promise
Every product in the EastSupplier catalog is quality-checked before shipment, packed for cross-border delivery, and backed by responsive after-sales support. We supply makers, retailers and project builders worldwide with gear that performs as described, or we make it right.
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